Hierarchy/Derived subclasses
D14 / 300 | -> 348 | -> 349 | -> 350 | |
-> 351 | -> 352 |
uspto searches
Patent Apps in D14/349Granted Patents in D14/349
Use the links above or do an advanced search in ppubs for:
(D14/349.ccls. or D14/350.ccls. or D14/351.ccls. or D14/352.ccls.)
This will show what classes derive from the input. Ex: entering 43/42.24 shows the derived classes and the search that can be used to find patents or patent applications in those subclasses.